24 Hour Emergency Services | Ground Testing | High Voltage | Electric Motors | Card Access Security Systems |
RALCO is an electrical contracting company with an exemplary record of quality services and safety achievements. We have an experienced and motivated team of estimators, project managers, safety officers, foremen, electricians and apprentices to service your needs.
We provide the expertise, equipment and technical know-how to complete any project, from large scale, multi-site operations to residential construction or renovation.
Master License Numbers: MA A13502 – RI AC00138 – NH 10385M – ME MS60019829 – VT EM-4939
- Service Panel Upgrades & Replacements
- Circuit Breakers & Fuses
- TV, Phone & Computer Wiring
- Light Fixture Installation
- Landscape Lighting
- Recessed Lighting
- Pool / SPA Wiring
- Dimming Systems
- Fluorescent Lighting
Call us for your next electrical project or repair 508-679-3363
Ground resistance testing is required annually per MSHA regulations. These regulations affect plants with stone crushing operations. These requirements exist to ensure safe working conditions for plant personnel by detecting and preventing electrical hazards. RALCO’s AEMC earth ground resistance testing service ensures that you are complying with these regulations.
RALCO offers high voltage electrical services and maintenance on all types of switchgear, unit substations, oil circuit breakers, voltage regulators, high voltage disconnect switches, transformers and transfer switches. Our decades of experience are attested by numerous contracts with plants, facilities and utilities.
RALCO troubleshoots and repairs motors and drives using specialized diagnostic equipment. We rewind motors of all sizes and types, we provide computerized dynamic balancing and vibration analysis and perform motor and pump alignments.
We install security systems such as card access points, fire alarms and surveillance cameras.
Call us at 508-679-3363 or email sales@ralcoelectric.com to schedule maintenance or repair of your motors.




